How long does it take to change the throttle?

As long as the throttle is not broken, it generally does not need to be replaced. Generally speaking, it is enough to check and clean the throttle every 20 thousand kilometers. Throttle: Throttle is the valve that controls air to enter the engine, and it is one of the important parts of EFI engine. At both ends of the throttle are the air cleaner and the engine, which are the link between them. When the throttle valve fails, the vehicle will have the following symptoms: 1. The vehicle fault light is on. The car can't accelerate, just step on the accelerator. 3. The idle speed of the vehicle is abnormal, and the speed is high and low. 4. The cold car of the vehicle is not easy to start. 5. Abnormal vibration of vehicle engine, resulting in abnormal noise.